Photocatalytic System using Graphene Quantum Dots on Graphitic Carbon Nitride
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Questions and Answers

What was found to be the key radical species for the photocatalysis in the study?

  • Oxygen radicals (correct)
  • Carbon radicals
  • Nitrogen radicals
  • Hydrogen radicals

    • How were graphene-quantum-dots (GQDs) deposited on the graphitic carbon nitride (g-C3N4)?

  • Chemical vapor deposition
  • Physical vapor deposition
  • Hydrothermal treatment (correct)
  • Electroplating

    • What structural feature did the incorporation of GQDs enhance in g-C3N4?

  • Electrical conductivity
  • Porosity (correct)
  • Transparency
  • Thermal stability

    • How was the removal of tetracycline (TC) affected by low loadings of GQDs over g-C3N4?

    <p>Increased removal efficiency</p> Signup and view all the answers

    What percentage of total organic compounds (TOC) was removed by the photocatalysts from the wastewater of a RAS-like shrimp farming pond?

    <p>27%</p> Signup and view all the answers

    What feature of the GQDs-deposited g-C3N4 photocatalysts facilitated photocatalysis?

    <p>Sheet-like structures with nanopores</p> Signup and view all the answers

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